OT-2026-000074307
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000074307) never changes.
Identity and time
| Publication number | OT-2026-000074307 · never reused |
|---|---|
| Internal UUID | 01a0ae93-7179-71a1-a19c-788268130f60 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:53.574555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074307 |
| Status | PUBLIC |
Content hashes
| Canonical text | 77124d2b485fd13c97fd4b202c171c57cec1a2fed70f0fa1b7bb2964eda9201b |
|---|---|
| Markdown | 5329bcbf8bd5a74cf6995dcf55807c02e7d3aff40b91796e23f3c125537477db |
| Publication page | 8d01cf51598f257ad04f047d8f855a8344bb4621cb48d81575416309f88bd8b0 |
| Manifest | a18812028bf0e6071e6ebfa9b795e1e7b03c0f2b16f46fa9d9599b03d8711e4f |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | 2ThyGZ6+E9IC24Qn8jkPld2k8s1HgoILsjbkIw3Cr2bBCH4fjWJ8vlBWsKZTLP14dbkVxk44NJPZoBmah4afBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:19:13.067494Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074307observed 8d01cf51598f257ad04f047d8f855a83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:13.047371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074307/manifest.jsonobserved a18812028bf0e6071e6ebfa9b795e1e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:13.029629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074307/publication.mdobserved 5329bcbf8bd5a74cf6995dcf55807c02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:13.012194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074307/publication.txtobserved 77124d2b485fd13c97fd4b202c171c57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|